If you’re an iPhone user, your Notes app is likely filled with stuff (like your amateur poetry and passwords) that you don’t want other people to read. Apple knows that too, which is why iOS lets you ...

Easily protect your Apple Notes with a passcode or Face ID; locked notes show a padlock, so your private info stays hidden ...

Stuck on Activation Lock after an iOS update? Learn why it happens and follow simple, safe steps to unlock your iPhone or ...

You can lock your Signal app so that anyone trying to open it will have to enter a passcode or other type of verification. To lock Signal, open its in-app settings and select "Screen Lock." Signal ...